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Questions tagged [ovulation]

Occurring halfway through the menstrual cycle, ovulation is the release of an egg.

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Why sperms don't forms follicles

As all of us know that in meiosis oocyte forms follicles and egg cells, so my question is that if an oocyte can form follicles then why sperm cells do not forms the follicles? And in evolutionary ...
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Positive/ negative feedback of oestrogen

In the menstrual cycle at around day 12-14, oestrogen undergoes positive feedback which leads to ovulation and high concentrations of LH and FSH. But during other times in the cycle, oestrogen is ...
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Can ovulation and menstruation occur simultaneously?

Is that possible that ovulation happens in the time of actual menstrual haemorrhage in human females - let say in a case that woman has 21 day cycle and her menstrual period is 7 days? If yes, does ...
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Alternating Ovulation

I have often heard that right and left ovaries alternate in releasing ovum. Is it always true? What controls this rhythm? Is it simply because the other ovary is unresponsive to LH or FSH? If so, why?...